Safety & Security

The Best Rigging Blocks

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Our picks are based on Amazon bestseller rankings, verified customer ratings, and product availability. We update our recommendations regularly to ensure accuracy.

Rigging blocks are essential for redirecting or multiplying force in various lifting and pulling applications. Selecting the correct block ensures safety, efficiency, and longevity for your equipment. Understanding key features will help you make an informed decision for your specific needs.

No. 1
Notch 3/4" Arborist Rigging Spring Block with Precision CNC Machined Aluminum Sheaves, WLL: 6,744 lbs. lbs...
  • Hot forged aluminum side plates with rope friendly rounded cheeks and precision CNC machined aluminum sheaves with wide bend radii
  • Accepts up to a 3/4" rigging line and features rounded edges making it very rope friendly
  • Low profile, secure, easy-to-open two stage captive spring pin lock with a high wall, a full diameter and improved anchor sling protection
  • The wide concave upper sheave accepts 1 1/8” anchor slings while flared sideplates reduce twisting in complex rigging scenarios
  • WLL: 6,744 lbs. (30 kN) MBS: 33,720 lbs. (150kN)
No. 2
Notch 1/2" Arborist Rigging Spring Block with Precision CNC Machined Aluminum Sheaves, WLL: 4,496 lbs. MBS...
  • Hot forged aluminum side plates with rope friendly rounded cheeks and precision CNC machined aluminum sheaves with wide bend radii
  • Small sized lightweight arborist block accepts working lines up to 1/2” (13mm) diameter
  • Low profile, secure, easy-to-open captive screw pin lock with a high wall, a full diameter and improved anchor sling protection
  • The wide concave upper sheave accepts 5/8” anchor slings while flared sideplates reduce twisting in complex rigging scenarios
  • Working Load Limit: (WLL) 20 kN (4,496 lbs.) MBS: 100 kN (22,480 lbs.)
No. 3
Material Handling Pulley 2.6" - Heavy Duty 4500 lbf WLL Rigging Block ASME B30 Compliant – Made in The USA
  • High Working Load Limit : Designed for heavy-duty rigging applications, and offering a 4500 lbf WLL, this pulley is ideal for industrial rigging and tower climbing.
  • Prusik Minding Sideplate: Features a large 2.6" sheave and prusik minding sideplate for smooth operation and efficient rope handling.
  • Push-Button Access: Easy push-button mechanism allows for quick installation and removal of ropes while remaining anchored, enhancing efficiency in rigging systems.
  • Lightweight and Durable: Weighs just 1.9 lbs (850 gm) while offering high strength, making it a reliable and portable solution for material handling and hoisting tasks.
  • ASME B30 Compliant: Compliant to ASME B30 standards.
No. 4
Notch 1/2" Rigging Block w/ 5/8" Ultra Sling (51257)
  • The Notch 1/2" Rigging Block with Ultra Sling is a small sized lightweight arborist block that accepts working lines up to 1/2” (13mm) diameter
  • Low profile, secure, easy-to-open captive screw pin lock with a high wall, a full diameter and improved anchor sling protection
  • Hot forged aluminum side plates with rope friendly rounded cheeks and precision CNC machined aluminum sheaves with wide bend radii
  • Wide, concave upper sheave with a 5/8” anchor sling. Flared side-plates reduce twisting in complex rigging scenarios. Upper sheave diameter: .75 in. (19mm), lower sheave diameter: 1.5 in. (38mm)
  • Working Load Limit: (WLL) 20 kN (4,496 lbs.) MBS: 100 kN (22,480 lbs.)
No. 5
SALMAN 10 Ton Aluminum Wheel Snatch Block Pulley Blocks 22000 LBS Capacity Offroad Recovery Winch Accessory
  • The 10 ton aluminum wheel snatch block is made of aluminum alloy 6061.
  • The side plates were 500 hours salt spray tested.
  • W.L.L. : 10 ton & MBS : 15 ton
  • Double the pulling power of any winch or change its pulling direction.
  • We have got CE certificate for the 10 ton aluminum wheel snatch block.
SaleNo. 6
CMI Micro Arborist Block - RP162
  • MBS: 21,900 LBS
  • Rope Capacity: Up To 1/2"
  • Dimensions: 2.25" x 4"
  • Weight: 1 lb.
  • Made in USA
No. 7
Pelican Rope Arborist Sling, USA Made 3/4" 10 FT Adjustable Rigging Block Sling with Aluminum Ring...
  • TIE GIRTH HITCHES WITH MINIMAL EXTRA HARDWARE: This Rigging Block sling can be used with almost no extra hardware required - Creates countless rigging options with or without port-a-wraps - Compatible with most arborist tree rigging gear
SaleNo. 8
ORCISH 10 Ton Snatch Block, 22,000 LBS Capacity Block and Tackle Pulley System, Work with 0-3/4” Rope, Winch...
  • 【NEW UPGRADE】In response to customer problems when using pulleys, we have updated the circlips in the middle of the pulleys to make it easier for synthetic ropes or steel wire ropes to get stuck in the middle to prevent unilateral forces. During use...
  • 【UNIQUE DESIGN】Double the traction of the winch. Protect, improve and maximize the power of your portable or vehicle-mounted winch with our heavy-duty snatch block pulley. As it reduces winch load, motor heat, gear stress and battery amp draw, you can...
  • 【STURDY & DURABLE】Snatch block made of heavy duty steel and anti-corrosion coatings. Max load at 10 tons 22,000 lbs Capacity. Works with 0-3/4” steel cable or synthetic rope, suitable for most offroad recovery situations. Whether it is Truck...
  • 【POWERFUL FUNCTION】Effortlessly Recover any Stuck Vehicle by Changing the Direction of your pull. Perfect for navigating around trees and other obstacles to get your 4x4, Truck, or SUV back on the trail. ORCISH Snatch Blocks will make even the most...
  • 【24/7 CUSTOMER SUPPORT】We will be responsible for our products to the end. If there is any problem during the purchase period, please contact us at any time, and we will provide the most professional and timely service. Please check if it's deformed...
No. 9
Notch 3/4" Rigging Block w/ 3/4" Ultra Sling (41633)
  • 3/4" Tenex-Tec 7' Ultra Sling with Notch 3/4" rigging block with an innovative design offering no hassle, knotless anchoring
  • Simply insert block into terminal eye of the sling and pass through the desired individual pocket. Features 6 consecutive 8" Pockets
  • 6' usable length, 7' overall length made with 12 strand 3/4" Samson Tenex-TEC rope, a high-strength, low-stretch rope
  • Notch rigging block 30kN WLL
  • Tensile Strength: 21,000 lbs. (93.4 kN) Working Load Limit: 2,100 lbs. (9.3 kN) in chocked configuration. Only designated for use in choked configuration
No. 10
CMI Zinc-Plated Steel Arborist Block for 3/4-inch Rope
  • MBS: 25,000 lbf. Rope Capacity: 3/4 in. Dimensions: 6.5in x 4in. Weight: 3.65 lbs.

Last update on 2026-06-05 / Affiliate links / Images from Amazon Product Advertising API

How to Choose the Best Rigging Blocks

Load Capacity

The most critical factor is the maximum weight the block is designed to handle. Ensure the load capacity of the block significantly exceeds the expected working load to prevent failure and ensure safety. Always check the manufacturer's specifications.

Sheave Material and Size

The sheave is the grooved wheel the rope runs over. Materials like nylon, aluminum, or stainless steel offer different levels of durability and friction. Larger sheaves reduce rope wear and bending stress, which is crucial for high-load or frequent use applications.

Mounting Style

Consider how the block will be attached. Common options include swivel eye, fixed eye, bail, or jaw mounts. The mounting style should be compatible with your rigging hardware and allow for the necessary range of motion.

Frequently Asked Questions

What is the difference between a single and a double rigging block?
A single block has one sheave and is used to change the direction of a load. A double block has two sheaves, allowing you to multiply the force applied or redirect the load in multiple ways.
How do I determine the correct load capacity for a rigging block?
You need to consider the maximum weight you will be lifting or pulling. It's recommended to choose a block with a load capacity that is at least 2-3 times your expected working load for a significant safety margin.
Can I use any type of rope with a rigging block?
While many blocks are versatile, consider the rope's diameter and material. The sheave's groove should be appropriately sized for the rope to prevent damage to both. Some blocks are specifically designed for wire rope versus synthetic rope.
How often should rigging blocks be inspected?
Regular inspection is vital for safety. Check for wear on the sheave, cracks in the housing, or damage to the mounting hardware before each use. Routine professional inspections are also recommended, especially for critical applications.